fix: reaction remove tests (#811)

tests/messages/get_message.ts

@@ -10,12 +10,10 @@ Deno.test({
     // Assertions
     assertExists(message);
     // Delay the execution by 5 seconds to allow MESSAGE_CREATE event to be processed
-    await delay(5000);
+    await delay(3000);
     // Make sure the message was created.
     if (!cache.messages.has(message.id)) {
-      throw new Error(
-        "The message seemed to be sent but it was not cached.",
-      );
+      throw new Error("The message seemed to be sent but it was not cached.");
     }
 
     // Fetch the message